Amtecs Cast Iron 4kW 8 Pole IE3 Motor – 5.5HP 750rpm IEC 160M1B3 Foot Mount

4kW 8 Pole Motors

⚡ Industrial 4kW 8 Pole Electric Motors
🚚 In Stock – Fast UK Delivery Available
🛡️ 2-Year Warranty Included

4kW 8 Pole Electric Motors UK Supplier – 5.5HP IEC 3 Phase Motors, 160M1 Frame B3, B5 & B35 Mounting Types In Stock, Fast Delivery & Expert Support

4kW 8 pole electric motors are commonly used in conveyors, mixers, slow-speed drives, gearboxes, and process machinery where high torque and lower running speed are required. At Worm Gear Motors Online, we supply genuine industrial 4kW 8 pole 3 phase motors with fast UK dispatch, next-day delivery available, and a full 2-year warranty included.

This motor range is typically supplied in 160M1 frame and focuses on 8 pole / approximately 700–750rpm configurations. Available mounting styles include 160M1B3 foot mount, 160M1B5 flange mount, and 160M1B35 foot & flange mount, making these motors suitable for OEM equipment, replacement motor duties, and direct-drive or geared applications requiring lower industrial running speed.


Shop 4kW 8 Pole Motors by Power Size

Available nearby motor power ratings:


Shop 4kW 8 Pole Motors by Mounting Type

Available mounting options in this range:

  • B3 Foot Mount Motors
  • B5 Flange Mount Motors
  • B35 Foot & Flange Motors

Shop 4kW Motors by Pole / Speed

Available pole configurations:


4kW 8 Pole Electric Motor Technical Specifications

  • Motor Type: IEC Three Phase Cast Iron Electric Motor
  • Rated Power: 4kW
  • Horsepower Equivalent: 5.5HP
  • Pole Configuration: 8 Pole
  • Typical Speed: Approximately 700–750rpm
  • Typical Frame Size: 160M1 Frame
  • Voltage: 400/690V Three Phase
  • Frequency: 50Hz
  • Mounting Options: 160M1B3 | 160M1B5 | 160M1B35
  • Protection Rating: Typically IP55
  • Cooling Method: IC411 TEFC
  • Duty Cycle: S1 Continuous Duty
  • Insulation Class: Class F
  • Thermal Protection: PTC Thermistors Fitted
  • Efficiency Class: IE3

4kW 8 Pole Electric Motor Features

  • Low-speed 8 pole configuration delivering approximately 700–750rpm
  • 4kW / 5.5HP power output for conveyors, mixers, gearboxes, and other high-torque industrial duties
  • 160M1 frame IEC motor suitable for replacement and new-build installations
  • B3, B5 and B35 mounting options for flexible machine integration
  • IE3 cast iron construction with IP55 protection suitable for demanding industrial environments
  • Compatible with inverters and gearboxes for flexible drive system design

About 4kW 8 Pole IEC Electric Motors

4kW 8 pole IEC motors are a practical solution for applications requiring lower industrial running speed, dependable heavy-duty construction, and standard IEC mounting compatibility. They are widely used by OEMs, maintenance teams, and industrial users needing reliable continuous-duty performance where more torque and reduced speed are preferred.


4kW 8 Pole Electric Motors In Stock UK

We supply genuine industrial 4kW 8 pole electric motors with fast UK dispatch, next-day delivery available, and expert support to help you choose the correct frame size, mounting style, and exact motor configuration.


4kW 8 Pole Motors FAQs

What speed does a 4kW 8 pole motor run at?

A 4kW 8 pole 3 phase motor typically runs at approximately 700–750rpm at 50Hz, depending on load and slip. That makes it suitable for applications that need the slower running characteristics normally associated with 8 pole IEC motors.

What is a 4kW 8 pole motor commonly used for?

4kW 8 pole motors are commonly used in industrial equipment where lower speed and higher torque are required, including conveyors, mixers, process machinery, machine drives, and geared assemblies.

What should I check before replacing a 4kW 8 pole motor?

Check the power rating, pole count, frame size, shaft dimensions, mounting type, voltage, and terminal arrangement before ordering a replacement. This helps ensure the new motor matches both the electrical and mechanical requirements of the existing installation and is usually built around the 160M1 frame size.

Can a 4kW 8 pole motor be used with a gearbox or inverter drive?

Yes. A 4kW 8 pole motor can often be paired with a gearbox for speed reduction or with an inverter drive where controlled acceleration, soft starting, or variable speed operation is required, subject to the application requirements.